/*
 * Copyright 2002-2020 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.security.config.web.servlet

import org.springframework.security.config.annotation.web.builders.HttpSecurity
import org.springframework.security.config.annotation.web.configurers.RequestCacheConfigurer
import org.springframework.security.web.savedrequest.RequestCache

/**
 * A Kotlin DSL to enable request caching for [HttpSecurity] using idiomatic
 * Kotlin code.
 *
 * @author Eleftheria Stein
 * @since 5.3
 * @property requestCache allows explicit configuration of the [RequestCache] to be used
 */
@SecurityMarker
class RequestCacheDsl {
    var requestCache: RequestCache? = null

    internal fun get(): (RequestCacheConfigurer<HttpSecurity>) -> Unit {
        return { requestCacheConfig ->
            requestCache?.also {
                requestCacheConfig.requestCache(requestCache)
            }
        }
    }
}
